3
CIRCUIT
OPERATION
S
3.1.
General
Block
Diagram
Change
from
origina
l
page
99
(6.2.1.
Genera
l
Block
Diagra
m
)
ANALOG BOARD
DIGITAL BOARD
POWER SUPPLY
OPERATION PANEL
ASIC
LINE
EXT.
TEL
BELL
PAPER
HOOK
HANDSET
SPEAKER
+24V
+5V
RLY
ANA
LOG
SW
LCD
SENSOR
KEY MATRIX
CPU
OP PANEL
I/F
IMAGE
PROCESSING
MOTOR I/F
MOTOR
SENSOR
ROM
1M
IC2
IC5
IC6
IC1
IC3
IC1
SRAM
256k
OSC
I/O
A/D
RESET
REG
RTC
CIS
THERMAL HEAD
+24V
+24V
AC110V
+5V
5V
+5V
MODEM
REG
MOS SW
3.3V
PRINTER
CONTROL
I/F
ROM
SELE
CTOR
VOL
SP
AMP
SP MUTE
HOOK SW
PAPER
PC
CODEC
ANA
LOG
SW
16
KX-
F206T
W
Summary of Contents for KX-F206TW
Page 9: ...2 Troubleshooting Flow Chart 9 KX F206TW ...
Page 10: ...10 KX F206TW ...